Improvement in suqak-evaporajors



`that the following isa'true andexact descripktion of the same, Vrefersreference marked th In `the annexed drawings, l sent's a longitudinalsection andFig. 2 exhibits a plan View of the same. i B and B2 representthe two liet-air cham- ;Lhers, extending lengthwise over the furnace A,the top betteln-of Bi.

purpose of transferring tei-iai, such 4do not'con c hamfered to ieceiveUNITED .SAT1-3s PATENT J. L. CROWLEY Ann L. J. JoHNsoN, OF MARION, IOWA.

'IMPRO'VEM ENT 1N SUGAR-EVAPORATORS.

Be it known that we, J. L. CROWLEY vand L. J. JOHNSON, of Marion, Linncounty, and Stateof I'O'iva, vhave invented certain new and usefulImprovements in Apparatus forEvaporatingSael/iarineJuicesfandweherebydeclare neebeing had to theacdrawin'gs, and to the letters of ereon. f

companying Figure ll repre-v of the 'furnace with the evaporatingapparatus imposition,

of l2.2` being alittle .lower than the 'Q is 2m eyrlperator. withapartitioii Ainliiie with the flrrnaceand dividing :C into ftwoz equalcompartments-.each being 'equa-l' inqlengtli and width with B2, overwhich it is placed. The sliding door`or'ga`te c is" adjusted to thecenter ofl thev partition for the' the sii-nip from one compartment tethe other when necessary. j

D` is a purifier made 'a little larger 'than' liet-ain chamber lrandnesting immediately on it; At th'eend fof D are two-'.conduits, pp, toconvey tlieprepared juice into the eyaporator f i yE is a movable trame,fitted accurately .in purifier D, and .is furnished with the' arms ejeto facilitate itsremovalwhen desi-red., The sides 'and ends .of frame Emay be made either of sheet metal or of any strainer" maf as isrepresented by G or F. Vle ne Ourselves to, one frame,as-sev eral may befused, euch with its 'appropriate strainers. Halfway of the. depth ofYthe frame E the perforated metal plate is placed, and represented by G,and resting' inside Beneath G, and near the bottom ci' 13 is thestrainer F, the edges oj Alfbeing it. This strainer can' loev easilyremoved andinade to serve the purpose cfa skimmer. The gallows consistsVolfatto-- two simportersv n a, fastened to 'thesides `of the furnace Aand unitedubyl the cross-tie E, p which .passesV .diagonally over Tothis.

plan view. V strainers arranged in theform of on steps tal part being inline cross-tie",ahpuiley may be.. attached for the which the action ofthe lire on the purifier l) and the evaporator C can be increased anddiminished at pleasure. Any number oftliese dampers may be used.

Keonstitutes the angular iiue situ ated between the twoliot-aircliambers J J, as shown in Fig. 3, are partitions in the-hot-airchambers, and serve to guide. the heated air in its passage through theliot-air chambers, and make a continuons line from one side of K, thepoint ot' its admission, then along the' partition J in B', returning onthe opposite sideof J toj'tlue K, and to the cl1iinney yM'. ,t f

L represents n cross-plate eeveringthe rear Aof the furnace/, having'two openings. l Z,

marked with dotted lines in Fig. 2, one opening communicating with. thefurnace and the other with hot-air chamber Bi l M is a movable chimneymade to slide in L through the groovesV m aand is adjustable 4eithertothe hot-air chamber or toY the fur- The two Figs. 8 8 represent twoviews oi'nests of strainers, N being a vertical section and *Sa Thisnest consists of. a series ,of

steps, beginl,ning with 'strainer No. l., coarse, and ending with No. 3,iine, and can be adjusted beneath A the, conduit of either compartmentei todraxv off and strain the Sirup. The sha-nii at the end of N entersthe sheath under C, and may be supported at the opposite end by legs.- YR is the doorunder the cliiinney hinged an the bottom and intended forthe removal of* ashes. P is the door at tlie Opposite end ofthei'urnaeefor the admission of fuel. l

Q, Q Q Q are elbows, the upper or liorizon- Witli the top et air--cliainber Bi, and securely iiistened'to it' and thelowcr part attachedto tlie legs of furnace. Upon these the hot-air chamber C is made toslidehsothat either-of its compartments ma in turn bebrouglitover thefurnace A.

Having thus accurately' described our .ininvention, what We claim, anddesire te secuire 'by Letters Patent, isf:

1. The movable frame E, `11 Combination '3. The nest 0fl strail'ners Nwith the adjustable strainer and skimmer F, herein set forth. l the.metallic skimmer G, and the frame 11,01)-

i A l x I ,l J. L. CROWLEY.-

the mamar and fol tht. hpulposa i i .L 'J JOHNSON;

2. The angular l.Hue K, in combination-with Vv'itnesses, A the 'owning ZZ and the adjustablewhimney A. B. DUMONT, M. F01' the purpose hereinspecified. T. R. GIBSON.

,f for the prpdse

